<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script src="./MyPromise.js"></script>
    <script>
      let p1 = new Promise((resolve, reject) => {
        resolve(1)
      })
      let p2 = p1.then((resolve) => {
        console.log("resolve")
      })
      let p3 = p2.then((resolve) => {
        console.log("o我是p3")
      })
      console.log(p2)
    </script>
  </body>
</html>
